EP1281840A3 - Frein moteur à bruit réduit par décompression - Google Patents

Frein moteur à bruit réduit par décompression Download PDF

Info

Publication number
EP1281840A3
EP1281840A3 EP02010045A EP02010045A EP1281840A3 EP 1281840 A3 EP1281840 A3 EP 1281840A3 EP 02010045 A EP02010045 A EP 02010045A EP 02010045 A EP02010045 A EP 02010045A EP 1281840 A3 EP1281840 A3 EP 1281840A3
Authority
EP
European Patent Office
Prior art keywords
engine
cylinder
reduce noise
compression release
engine compression
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP02010045A
Other languages
German (de)
English (en)
Other versions
EP1281840B1 (fr
EP1281840A2 (fr
Inventor
Steven J. c/o Caterpillar Inc. Funke
Matthew G. c/o Caterpillar Inc. Mickiewicz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Caterpillar Inc
Original Assignee
Caterpillar Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Caterpillar Inc filed Critical Caterpillar Inc
Publication of EP1281840A2 publication Critical patent/EP1281840A2/fr
Publication of EP1281840A3 publication Critical patent/EP1281840A3/fr
Application granted granted Critical
Publication of EP1281840B1 publication Critical patent/EP1281840B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/06—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
    • F01L13/065—Compression release engine retarders of the "Jacobs Manufacturing" type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2800/00—Methods of operation using a variable valve timing mechanism

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Valve Device For Special Equipments (AREA)
EP02010045A 2001-07-30 2002-05-06 Frein moteur à bruit réduit par décompression Expired - Lifetime EP1281840B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US917962 1992-07-24
US09/917,962 US6622694B2 (en) 2001-07-30 2001-07-30 Reduced noise engine compression release braking

Publications (3)

Publication Number Publication Date
EP1281840A2 EP1281840A2 (fr) 2003-02-05
EP1281840A3 true EP1281840A3 (fr) 2003-07-16
EP1281840B1 EP1281840B1 (fr) 2007-04-25

Family

ID=25439570

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02010045A Expired - Lifetime EP1281840B1 (fr) 2001-07-30 2002-05-06 Frein moteur à bruit réduit par décompression

Country Status (3)

Country Link
US (1) US6622694B2 (fr)
EP (1) EP1281840B1 (fr)
DE (1) DE60219725T2 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6662778B2 (en) * 2001-07-20 2003-12-16 Caterpillar Inc Engine compression release brake system and method for operating the same
JP4372007B2 (ja) * 2002-09-12 2009-11-25 ジェイコブス ビークル システムズ、インコーポレイテッド 内部排気ガス再循環のためのシステムおよび方法
US6997159B2 (en) * 2003-02-21 2006-02-14 Caterpillar Inc. Electrically controlled fluid system with ability to operate at low energy conditions
US6925976B2 (en) * 2003-03-06 2005-08-09 Jenara Enterprises Ltd. Modal variable valve actuation system for internal combustion engine and method for operating the same
US7201140B2 (en) * 2004-07-08 2007-04-10 Ford Global Technologies, Llc Increased engine braking with adjustable valve timing
US6951198B1 (en) * 2004-07-08 2005-10-04 Ford Global Technologies, Llc Increased engine braking with adjustable intake valve timing
US7568465B1 (en) 2008-04-18 2009-08-04 Caterpillar Inc. Engine retarder having multiple modes
US20090319160A1 (en) * 2008-06-24 2009-12-24 Callahan Joseph E Active exhaust valve control strategy for improved fuel consumption
EP2574933A1 (fr) 2011-09-29 2013-04-03 F. Hoffmann-La Roche AG Traitement de tubes d'échantillons comprenant des données de tube géométriques
US20230392559A1 (en) * 2022-06-02 2023-12-07 GM Global Technology Operations LLC Engine exhaust braking system for equalizing pressures across exhaust valves during intake strokes

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5586531A (en) * 1995-11-28 1996-12-24 Cummins Engine Company, Inc. Engine retarder cycle
US5724939A (en) * 1996-09-05 1998-03-10 Caterpillar Inc. Exhaust pulse boosted engine compression braking method
US5921216A (en) * 1998-05-18 1999-07-13 Daimler-Benz Ag Internal combustion engine
US6170474B1 (en) * 1997-10-03 2001-01-09 Diesel Engine Retarders, Inc. Method and system for controlled exhaust gas recirculation in an internal combustion engine with application to retarding and powering function
US6234143B1 (en) * 1999-07-19 2001-05-22 Mack Trucks, Inc. Engine exhaust brake having a single valve actuation
US6237551B1 (en) * 1997-02-04 2001-05-29 C.R.F. Societa Consortile Per Azioni Multi-cylinder diesel engine with variable valve actuation

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3900739A1 (de) 1989-01-12 1990-07-19 Man Nutzfahrzeuge Ag Verfahren zur steigerung der motorbremsleistung bei viertakt-hubkolben-brennkraftmaschinen
SE466320B (sv) * 1989-02-15 1992-01-27 Volvo Ab Foerfarande och anordning foer motorbromsning med en fyrtakts foerbraenningsmotor
US5406918A (en) 1993-08-04 1995-04-18 Hino Jidosha Kogyo Kabushiki Kaisha Internal combustion engine
US5485819A (en) 1993-08-04 1996-01-23 Hino Jidosha Kogyo Kabushiki Kaisha Internal combustion engine
US5813231A (en) 1994-07-29 1998-09-29 Caterpillar Inc. Engine compression braking apparatus utilizing a variable geometry turbocharger
US5647318A (en) 1994-07-29 1997-07-15 Caterpillar Inc. Engine compression braking apparatus and method
US6000374A (en) 1997-12-23 1999-12-14 Diesel Engine Retarders, Inc. Multi-cycle, engine braking with positive power valve actuation control system and process for using the same
US6321717B1 (en) * 2000-02-15 2001-11-27 Caterpillar Inc. Double-lift exhaust pulse boosted engine compression braking method
US6347619B1 (en) * 2000-03-29 2002-02-19 Deere & Company Exhaust gas recirculation system for a turbocharged engine
US6560963B2 (en) * 2000-12-20 2003-05-13 Caterpillar Inc Variable timing to avoid turbocharger overspeed while engine braking under different atmospheric conditions
US6418720B1 (en) * 2001-08-31 2002-07-16 Caterpillar Inc. Method and a device for engine braking a four stroke internal combustion engine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5586531A (en) * 1995-11-28 1996-12-24 Cummins Engine Company, Inc. Engine retarder cycle
US5724939A (en) * 1996-09-05 1998-03-10 Caterpillar Inc. Exhaust pulse boosted engine compression braking method
US6237551B1 (en) * 1997-02-04 2001-05-29 C.R.F. Societa Consortile Per Azioni Multi-cylinder diesel engine with variable valve actuation
US6170474B1 (en) * 1997-10-03 2001-01-09 Diesel Engine Retarders, Inc. Method and system for controlled exhaust gas recirculation in an internal combustion engine with application to retarding and powering function
US5921216A (en) * 1998-05-18 1999-07-13 Daimler-Benz Ag Internal combustion engine
US6234143B1 (en) * 1999-07-19 2001-05-22 Mack Trucks, Inc. Engine exhaust brake having a single valve actuation

Also Published As

Publication number Publication date
DE60219725T2 (de) 2008-01-17
EP1281840B1 (fr) 2007-04-25
DE60219725D1 (de) 2007-06-06
EP1281840A2 (fr) 2003-02-05
US20030019469A1 (en) 2003-01-30
US6622694B2 (en) 2003-09-23

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